Updated: July 9, 2023

Introduction

Purple kale is a popular and nutritious vegetable that is a great addition to any garden. However, one of the challenges that gardeners face when growing purple kale is dealing with fungal infections. Fungal infections can damage the plants and reduce their overall productivity. In this article, we will discuss some effective methods to get rid of fungus on purple kale plants.

Identifying Fungal Infections

Before we delve into the solutions, it is important to be able to identify whether your purple kale plants are suffering from a fungal infection. Common signs of fungal infections on purple kale include:

  1. Discoloration: Look for patches of yellow, brown, or black spots on the leaves. These spots may also have a fuzzy or powdery appearance.

  2. Wilting: Infected leaves may start to wilt or become droopy.

  3. Stunted growth: Fungal infections can hinder the growth of the plant, resulting in smaller leaves or stunted overall growth.

  4. Moldy smell: If you notice a moldy or musty smell coming from your purple kale plants, it could be an indicator of a fungal infection.

Prevention is Key

As with any plant disease, prevention is always better than cure. Here are some preventive measures you can take to minimize the risk of fungal infections on your purple kale plants:

1. Proper spacing

Ensure that you give each purple kale plant enough space to allow for good air circulation. This will help prevent the buildup of moisture, which can contribute to the growth and spread of fungi.

2. Watering

Avoid overhead watering as it can create humid conditions that promote fungal growth. Instead, water your purple kale plants at the base to keep the foliage dry.

3. Mulching

Apply a layer of organic mulch around the base of your purple kale plants. Mulch helps to retain moisture in the soil while preventing splashing of soil onto the leaves, which can harbor fungal spores.

4. Cleanliness

Regularly remove any fallen leaves or plant debris from around your purple kale plants. These can serve as a breeding ground for fungi, so keeping the area clean will reduce the risk of infection.

Treating Fungal Infections

Despite your best efforts, fungal infections can still occur. If you notice signs of a fungal infection on your purple kale plants, here are some effective methods to treat the problem:

1. Pruning

Start by removing any infected leaves or parts of the plant. Make sure to disinfect your pruning tools between cuts to prevent spreading the fungus further.

2. Neem oil

Neem oil is a natural fungicide that can help control fungal infections on purple kale plants. Dilute neem oil according to the instructions on the label and spray it onto the affected parts of the plant. Repeat this process every few days until the infection clears up.

3. Baking soda solution

Baking soda is another effective and readily available remedy for fungal infections. Mix one tablespoon of baking soda with one gallon of water and add a few drops of liquid soap to help it adhere to the leaves. Spray this solution onto the infected parts of your purple kale plants. Repeat every week until the infection is under control.

4. Organic fungicides

There are several organic fungicides available in the market that can be used to treat fungal infections on purple kale plants. Look for products containing ingredients like copper sulfate or sulfur, which are effective against a wide range of plant diseases. Follow the instructions provided by the manufacturer for proper application.

5. Improve air circulation

If you have multiple purple kale plants growing closely together, consider thinning them out to improve air circulation. This will help reduce the humidity levels around the plants, making it harder for fungi to thrive.

6. Crop rotation

Avoid planting purple kale in the same location year after year. Rotating crops can help break the cycle of fungal infections, as many fungal pathogens are specific to certain plant species. Wait at least two years before planting purple kale in the same spot again.

Conclusion

Fungal infections can be a common and frustrating problem when growing purple kale plants. However, by following preventive measures and implementing appropriate treatment methods, you can effectively get rid of fungus and protect your plants. Remember to always monitor your plants closely and take action at the first sign of infection. With a little care and attention, your purple kale plants will thrive and provide you with a bountiful harvest of healthy and delicious leaves.